A Faster AR-15: CMMG MK IV in .22 Nosler

Published on September 19, 2017
Duration: 16:10

This review of the CMMG Mk IV in .22 Nosler highlights its adaptation of the AR-15 platform for a faster, flatter-shooting cartridge. The rifle features a 24-inch, 1:8 twist stainless steel barrel and a rifle-length gas system. Performance testing demonstrated impressive accuracy and velocity, with the .22 Nosler cartridge proving capable of effective engagement at extended ranges, making it a potential candidate for varmint hunting.

Quick Summary

The CMMG Mk IV in .22 Nosler is a high-performance AR-15 platform rifle featuring a 24-inch, 1:8 twist stainless steel barrel. The .22 Nosler cartridge, with its increased case capacity, provides faster velocities and a flatter trajectory, enabling sub-MOA accuracy and effective engagement at ranges up to 730 yards.

Chapters

  1. 00:00Introduction: Tactical vs. Practical Rifles
  2. 00:34Introducing the CMMG Mk IV in .22 Nosler
  3. 01:13.22 Nosler Cartridge Explained
  4. 01:43CMMG Mk IV v2 Specifications
  5. 03:04Chronograph Testing Setup
  6. 04:14Testing 70 Grain .22 Nosler
  7. 05:23Testing 77 Grain .22 Nosler
  8. 06:04Trigger Assessment
  9. 06:40Accuracy Comparison Setup
  10. 08:32Long-Range Shooting at 730 Yards
  11. 11:24Reviewing Long-Range Performance
  12. 13:05.22 Nosler: Goal Accomplishment
  13. 13:48.22 Nosler Bullet Weight Applications
  14. 14:39Final Thoughts on the Rifle and Cartridge
  15. 15:53Ideal Use Cases: Coyote Hunting

Frequently Asked Questions

What makes the .22 Nosler cartridge faster and flatter shooting?

The .22 Nosler cartridge offers a 25% increase in case capacity compared to the .223 Remington. This larger capacity allows for higher powder charges, resulting in increased muzzle velocity and a flatter trajectory, making it effective for longer-range engagements.

What are the key technical specifications of the CMMG Mk IV in .22 Nosler?

The CMMG Mk IV v2 features a 24-inch, 1:8 twist, medium taper, fluted 416 stainless steel barrel with a target crown and a rifle-length gas system. It also includes CMMG's RKMS KeyMod handguard and forged 7075 receivers.

How accurate is the CMMG Mk IV in .22 Nosler?

The rifle is reported to be easily capable of sub-MOA accuracy. During testing, one shooter achieved a 'one hole' five-round group at 50 yards with 77-grain .22 Nosler ammunition, indicating excellent precision potential.

What kind of performance can be expected from the .22 Nosler cartridge at longer ranges?

The .22 Nosler has demonstrated effectiveness at ranges up to 730 yards, engaging steel targets. While wind and shooter skill play a role, the cartridge's velocity and ballistic properties allow for accurate hits at significant distances.

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